


Adobe reader is linked with so many modules and applications in the background such as linking with default programs etc. Windows Updates are known to disrupt Adobe Acrobat’s settings and cause it not to launch properly. Solution 2: Changing Compatibility and Administrative Settings Now restart the application and check if Adobe reader is working as expected.

Now select the option Security (enhanced) present at the left navigation pane and uncheck the following options:.Open Adobe Acrobat DC application on your computer and click Edit > Preferences present at the top navigation bar (you can also press Ctrl + K to launch the menu instantly).This mode is known to cause issues so we will disable it and check if this changes anything. This means that the application will launch the PDF in a confined environment where it doesn’t have access to the outside computer architecture hence providing more security. To provide more security for users using Adobe reader, the company introduced ‘protected mode’ a while ago which is designed to launch the PDF file in a sandbox environment.

Also, make sure that you are logged in as an administrator. If you are trying to open a broken one or one which is malicious, the reader might not work. With the growing security architecture in Windows, this is very common and usually becomes a necessity after a Windows Update.īefore you start with the solutions, make sure that you are trying to open a valid PDF file.
